<table border='0' cellspacing='0' cellpadding='0'>
	<tr height=20>
        <td id="home"><?php echo image_tag("homepage.gif", array("border"=>0)); ?></td>
        <td><span class="menuSpan" onclick="parent.mainFrame.location.href='<?php echo url_for("system/default");?>'" onmouseout="this.style.fontWeight=''" onmouseover="this.style.fontWeight='bold'">系统管理</span></td>
    </tr>
</table>
